18"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 13.75"H] Grilles Carefully shrink wrapped with cardboard

Carefully shrink wrapped with cardboard backing to prevent damage in shipment

High Quality – Solid rigid steel body for durability and reliability

75" width X 21

How to Measure Your Vent Hole Before Ordering a Grille

Width vs Height:

18"W X 12"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 19.75"W X 13.75"H] Grilles Carefully shrink wrapped with cardboard+ Product Details Size 18"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19. 75" width X 13. 75" height. Design Easy unrestricted airflow for your HVAC system 50 angled to provide maximum airflow. High Quality Solid stamped steel with counter sunk screw holes (screws included) and no sharp edges. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just